code: def test_dedupe_coverage(self):
      coverage = self.block_learner.cover(
          self.block_learner, self.training
      )
      assert self.simple(coverage.keys()).issuperset(
          set(
              [
                  "SimplePredicate: (tokenFieldPredicate, name)",
                  "SimplePredicate: (commonSixGram, name)",
                  "TfidfTextCanopyPredicate: (0.4, name)",
                  "SimplePredicate: (sortedAcronym, name)",
                  "SimplePredicate: (sameThreeCharStartPredicate, name)",
                  "TfidfTextCanopyPredicate: (0.2, name)",
                  "SimplePredicate: (sameFiveCharStartPredicate, name)",
                  "TfidfTextCanopyPredicate: (0.6, name)",
                  "SimplePredicate: (wholeFieldPredicate, name)",
                  "TfidfTextCanopyPredicate: (0.8, name)",
                  "SimplePredicate: (commonFourGram, name)",
                  "SimplePredicate: (firstTokenPredicate, name)",
                  "SimplePredicate: (sameSevenCharStartPredicate, name)",
              ]
          )
      )
  
file_path: dedupe/tests/test_training.py
imports: import unittest
  import dedupe
  import dedupe.branch_and_bound
  import dedupe.training
label_desc: Use image node_id 2 for calling the TrainingTest obj's underlying member method code with example usage: obj.test_dedupe_coverage() without return types